Fowler, Patrick J. http://orcid.org/0000-0002-3941-3916
Marcal, Katherine E.
Zhang, Jinjin
Day, Orin
Landsverk, John
Article History
First Online: 3 June 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest. The paper has been submitted only to <i>Prevention Science</i> and has not been published previously.
: Research Involving Human Participants and/or Animals: The present study used secondary data from a parent study, NSCAW II. Study procedures were approved by the RTI, International Institutional Review Board. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. For this type of study formal consent is not required.
: Caregivers of youth younger than age 18 provided consent for participation. Young adults (over age 18) provided consent for their own interviews. The project team developed consent and data linkage forms appropriate for youth adults over age 18.